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2023212204 = 223213231011861
BaseRepresentation
bin111100010010111…
…1100010010101100
312020000000211101100
41320211330102230
513120420242304
6532432243100
7101065006566
oct17045742254
95200024340
102023212204
11949061302
124856a0490
132632138b0
141529bc336
15bc94a439
hex7897c4ac

2023212204 has 144 divisors (see below), whose sum is σ = 5807116224. Its totient is φ = 589248000.

The previous prime is 2023212203. The next prime is 2023212209. The reversal of 2023212204 is 4022123202.

2023212204 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2023212203) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1086234 + ... + 1088094.

It is an arithmetic number, because the mean of its divisors is an integer number (40327196).

Almost surely, 22023212204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2023212204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2903558112).

2023212204 is an abundant number, since it is smaller than the sum of its proper divisors (3783904020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2023212204 is a wasteful number, since it uses less digits than its factorization.

2023212204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2008 (or 2003 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 2023212204 is about 44980.1312136814. The cubic root of 2023212204 is about 1264.7765709119.

Adding to 2023212204 its reverse (4022123202), we get a palindrome (6045335406).

The spelling of 2023212204 in words is "two billion, twenty-three million, two hundred twelve thousand, two hundred four".

Divisors: 1 2 3 4 6 9 12 13 18 23 26 36 39 46 52 69 78 92 101 117 138 156 202 207 234 276 299 303 404 414 468 598 606 828 897 909 1196 1212 1313 1794 1818 1861 2323 2626 2691 3588 3636 3722 3939 4646 5252 5382 5583 6969 7444 7878 9292 10764 11166 11817 13938 15756 16749 20907 22332 23634 24193 27876 30199 33498 41814 42803 47268 48386 60398 66996 72579 83628 85606 90597 96772 120796 128409 145158 171212 181194 187961 217737 256818 271791 290316 362388 375922 385227 435474 513636 543582 556439 563883 751844 770454 870948 1087164 1112878 1127766 1540908 1669317 1691649 2225756 2255532 2443493 3338634 3383298 4323103 4886986 5007951 6677268 6766596 7330479 8646206 9773972 10015902 12969309 14660958 17292412 20031804 21991437 25938618 29321916 38907927 43982874 51877236 56200339 77815854 87965748 112400678 155631708 168601017 224801356 337202034 505803051 674404068 1011606102 2023212204